GB962613A - Process for isolating hydrocyanic acid or mixtures of hydrocyanic acid with nitriles from gas mixtures containing ammonia - Google Patents
Process for isolating hydrocyanic acid or mixtures of hydrocyanic acid with nitriles from gas mixtures containing ammoniaInfo
- Publication number
- GB962613A GB962613A GB42268/62A GB4226862A GB962613A GB 962613 A GB962613 A GB 962613A GB 42268/62 A GB42268/62 A GB 42268/62A GB 4226862 A GB4226862 A GB 4226862A GB 962613 A GB962613 A GB 962613A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tower
- gas
- nitrile
- ammonia
- nitriles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 title abstract 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title abstract 10
- 150000002825 nitriles Chemical class 0.000 title abstract 8
- 229910021529 ammonia Inorganic materials 0.000 title abstract 4
- 239000000203 mixture Substances 0.000 title 2
- 239000007789 gas Substances 0.000 abstract 5
- 239000007788 liquid Substances 0.000 abstract 4
- 238000005406 washing Methods 0.000 abstract 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 abstract 3
- 239000011261 inert gas Substances 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 abstract 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 abstract 2
- 239000001117 sulphuric acid Substances 0.000 abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 abstract 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 abstract 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 238000007664 blowing Methods 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- -1 propio- Chemical compound 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/04—Separation from gases
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK45263A DE1151787B (de) | 1961-11-22 | 1961-11-22 | Verfahren zur Abtrennung und Gewinnung von Blausaeure oder Gemischen von Blausaeure und Nitrilen aus ammoniakhaltigen Gasgemischen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB962613A true GB962613A (en) | 1964-07-01 |
Family
ID=7223783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB42268/62A Expired GB962613A (en) | 1961-11-22 | 1962-11-08 | Process for isolating hydrocyanic acid or mixtures of hydrocyanic acid with nitriles from gas mixtures containing ammonia |
Country Status (4)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4080425A (en) * | 1975-05-26 | 1978-03-21 | Asahi Kasei Kogyo Kabushiki Kaisha | Elimination of nitrogen oxides from exhaust gases with nitriles |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA853174A (en) * | 1967-06-24 | 1970-10-06 | Farbenfabriken Bayer Aktiengesellschaft | Process for the separation of acrylonitrile and acetonitrile |
| US3607136A (en) * | 1969-08-15 | 1971-09-21 | Du Pont | Recovery of ammonium sulfate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2803642A (en) * | 1955-12-28 | 1957-08-20 | Pure Oil Co | Preparation of aliphatic nitriles |
-
0
- BE BE625153D patent/BE625153A/xx unknown
-
1961
- 1961-11-22 DE DEK45263A patent/DE1151787B/de active Pending
-
1962
- 1962-11-06 US US235648A patent/US3305308A/en not_active Expired - Lifetime
- 1962-11-08 GB GB42268/62A patent/GB962613A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4080425A (en) * | 1975-05-26 | 1978-03-21 | Asahi Kasei Kogyo Kabushiki Kaisha | Elimination of nitrogen oxides from exhaust gases with nitriles |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1151787B (de) | 1963-07-25 |
| BE625153A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| US3305308A (en) | 1967-02-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB952764A (en) | Preparation of urea | |
| GB962613A (en) | Process for isolating hydrocyanic acid or mixtures of hydrocyanic acid with nitriles from gas mixtures containing ammonia | |
| GB853220A (en) | Process and apparatus for the preparation of urea from ammonia and carbon dioxide | |
| GB928777A (en) | Process for separating acrylonitrile and ammonia from gaseous mixtures | |
| ES261242A1 (es) | Un procedimiento para eliminar el cloruro de vinilo del amoniaco reciclizado en la producciën de tilendiamina a base de amoniaco y bicloruro de etileno | |
| GB960039A (en) | Urea synthesis process | |
| GB963478A (en) | recovery of acrylonitrile | |
| GB1288309A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| GB1072293A (en) | Method of recovering ammonia gas from an aqueous solution containing ammonia and carbon dioxide | |
| GB983375A (en) | Process for preparing dodecandioic acid | |
| GB956179A (en) | Acetylene recovery process | |
| GB994166A (en) | Method of producing nitrosyl chloride | |
| GB1396249A (en) | Process for recovery of hydrogen cyanide | |
| GB981641A (en) | Production of urea | |
| GB1020491A (en) | A process for the preparation of ornithine | |
| GB1296745A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| US3374263A (en) | Separating acrylonitrile or methacrylonitrile from mixtures containing the same | |
| GB904109A (en) | Improvements in or relating to the preparation of cyclic phosphonitrilic chloride polymers | |
| ES344834A1 (es) | Mejoras en los medios de obtencion de urea sintetica. | |
| GB981662A (en) | Improvements in or relating to the production of acrylonitrile | |
| GB974787A (en) | Process for the production of methylene-bis-iminodiacetonitrile | |
| GB828430A (en) | Improvements in or relating to the production of calcium cyanamide | |
| GB993189A (en) | Preparation of nitrosyl chloride | |
| GB1017465A (en) | Production of ammonia from ammoniacal liquor | |
| GB706991A (en) | Improvements in or relating to the treatment of gases rich in hydrogen sulphide |